METHOD FOR IMPROVING THE EFFICIENCY OF CHEMICAL PULPING PROCESSES BY PRETREATING WOOD OR PULPWOOD WITH WHITE ROT FUNGI - Patent 0852636

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EP 0 852 636 A1

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(43)	Date of publication:
	15.07.1998 Bulletin 1998/29

(21)	Application number: 96933418.0

(22)	Date of filing: 27.09.1996

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International Patent Classification (IPC):

C12S 3/ 08^{( . )}
D21C 1/ 00^{( . )}
D21C 9/ 08^{( . )}

D21B 1/ 02^{( . )}
D21C 5/ 00^{( . )}

(86)	International application number:
	PCT/EP1996/004239

(87)	International publication number:
	WO 1997/013025 (10.04.1997 Gazette 1997/16)

(84)	Designated Contracting States:
	DE ES FI FR PT SE

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Priority:

29.09.1995 US 19950536536
20.11.1995 US 19950559861

(71)	Applicants:
	Clariant Finance (BVI) Limited Road Town, Tortola (VG) SANDOZ-PATENT-GMBH 79539 Lörrach (DE)

(72)	Inventors:
	BEHRENDT, Chad, J. St. Paul, MN 55103 (US) BLANCHETTE, Robert, A. Shoreview, MN 55126 (US) FARRELL, Roberta, L. Groton, MA 01450 (US) IVERSON, Sara Lexington, MA 02173 (US)

(74)	Representative: D'haemer, Jan Constant
	Clariant International Ltd., Rothausstrasse 61 4132 Muttenz 1 4132 Muttenz 1 (CH)

(54)	METHOD FOR IMPROVING THE EFFICIENCY OF CHEMICAL PULPING PROCESSES BY PRETREATING WOOD OR PULPWOOD WITH WHITE ROT FUNGI